New products: Universal mounting hubs for 1/4″ shafts

Are you having trouble mounting things to 1/4″ motor shafts? These new versions of our universal mounting hubs fit most 1/4″ shafts, including round and “D” shafts. Similar to our existing universal mounting hubs for 6 mm shafts, these hubs are sold in packs of tw

High-side current detection measurement: circuit and principle

This application note describes the use of current sense amplifiers, differential amplifiers, and instrumentation amplifiers to measure battery charge and discharge currents in smartphones, tablets, notebooks, and USB accessories. By comparing the high-side current sense a

New Product: SparkFun Inventor's Kit (for Arduino Uno)

This new version of the SparkFun Inventor’s Kit brings back the Arduino Uno (the previous version had an Arduino-compatible SparkFun RedBoard).

The SparkFun Inventor’s Kit has everything you need to construct a variety of circuits that will teach you ho

Cable for Sharp GP2Y0A51SK0F analog distance sensors now available

We are now finally carrying a cable for the Sharp GP2Y0A51SK0F Analog Distance Sensor 2-15cm. The GP2Y0A51SK0F, our shortest-range analog distance sensor, has a compact package with a unique JST ZH-style connector, so this cable will not work with any of our other distanc

LCD actually sold when OLED? 51 TV market pit prevention guide

For consumers, how to have a pair of eye-catching eyes, when the TV is not being overwhelmed by the overwhelming publicity of the manufacturers, but also become the most troublesome thing for consumers. Close to May Day, after a period of silence, the TV market has grad

1994 Jetta alarm system circuit diagram

The schematic of the Jetta alarm system in 1994 is shown in the figure.

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